KR100835779B1 - 반도체 소자의 제조 방법 - Google Patents
반도체 소자의 제조 방법 Download PDFInfo
- Publication number
- KR100835779B1 KR100835779B1 KR1020020035352A KR20020035352A KR100835779B1 KR 100835779 B1 KR100835779 B1 KR 100835779B1 KR 1020020035352 A KR1020020035352 A KR 1020020035352A KR 20020035352 A KR20020035352 A KR 20020035352A KR 100835779 B1 KR100835779 B1 KR 100835779B1
- Authority
- KR
- South Korea
- Prior art keywords
- forming
- barrier layer
- layer
- plug
- film
- Prior art date
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 25
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 14
- 230000004888 barrier function Effects 0.000 claims abstract description 45
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims abstract description 35
- 229910052721 tungsten Inorganic materials 0.000 claims abstract description 35
- 239000010937 tungsten Substances 0.000 claims abstract description 35
- 238000000034 method Methods 0.000 claims abstract description 30
- 238000009792 diffusion process Methods 0.000 claims abstract description 29
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 26
- 229910052802 copper Inorganic materials 0.000 claims abstract description 26
- 239000010949 copper Substances 0.000 claims abstract description 26
- 125000006850 spacer group Chemical group 0.000 claims abstract description 11
- 239000010410 layer Substances 0.000 claims description 64
- 239000011229 interlayer Substances 0.000 claims description 15
- 239000000758 substrate Substances 0.000 claims description 11
- 238000005498 polishing Methods 0.000 claims description 9
- 238000005530 etching Methods 0.000 claims description 8
- 238000007517 polishing process Methods 0.000 claims description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 4
- 239000002002 slurry Substances 0.000 claims description 3
- 229910052786 argon Inorganic materials 0.000 claims description 2
- 238000004544 sputter deposition Methods 0.000 claims description 2
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 abstract description 9
- 229910001431 copper ion Inorganic materials 0.000 abstract description 9
- 230000006866 deterioration Effects 0.000 abstract description 3
- 238000002955 isolation Methods 0.000 description 5
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000005468 ion implantation Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76801—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing
- H01L21/76829—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing characterised by the formation of thin functional dielectric layers, e.g. dielectric etch-stop, barrier, capping or liner layers
- H01L21/76834—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing characterised by the formation of thin functional dielectric layers, e.g. dielectric etch-stop, barrier, capping or liner layers formation of thin insulating films on the sidewalls or on top of conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
- H01L21/321—After treatment
- H01L21/32115—Planarisation
- H01L21/3212—Planarisation by chemical mechanical polishing [CMP]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76801—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing
- H01L21/76802—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing by forming openings in dielectrics
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76838—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the conductors
- H01L21/7684—Smoothing; Planarisation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76838—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the conductors
- H01L21/76877—Filling of holes, grooves or trenches, e.g. vias, with conductive material
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Abstract
Description
Claims (5)
- 소정의 구조가 형성된 반도체 기판 상부에 층간 절연막을 형성한 후 상기 층간 절연막의 소정 영역을 식각하여 콘택홀을 형성하는 단계;상기 콘택홀을 포함한 전체 구조 상부에 제 1 장벽층 및 텅스텐막을 형성한 후 1차 연마 공정으로 상기 텅스텐막 및 제 1 장벽층을 연마하여 플러그를 형성하는 단계;2차 연마 공정으로 상기 층간 절연막을 소정 두께 연마하여 상기 플러그를 돌출시키는 단계;전체 구조 상부에 확산 방지막 및 절연막을 형성한 후 상기 절연막 및 확산 방지막의 소정 영역을 식각하여 상기 플러그를 노출시키는 다마신 패턴을 형성하고, 상기 플러그 측벽에는 확산 방지막으로 스페이서가 형성되는 단계;전체 구조 상부에 제 2 장벽층을 형성한 후 상기 플러그 상부의 상기 제 2 장벽층을 제거하는 단계; 및전체 구조 상부에 시드층 및 구리층을 형성한 후 연마하여 구리 배선을 형성하는 단계를 포함하여 이루어진 것을 특징으로 하는 반도체 소자의 제조 방법.
- 제 1 항에 있어서, 상기 2차 연마 공정은 산화막 슬러리를 이용하여 1분 이내동안 실시하는 것을 특징으로 하는 반도체 소자의 제조 방법.
- 제 1 항에 있어서, 상기 2차 연마 공정은 상기 층간 절연막이 600Å의 두께로 제거되도록 실시하는 것을 특징으로 하는 반도체 소자의 제조 방법.
- 제 1 항에 있어서, 상기 제 2 장벽층은 300 내지 500Å 정도의 두께로 형성하는 것을 특징으로 하는 반도체 소자의 제조 방법.
- 제 1 항에 있어서, 상기 플러그 상부의 제 2 장벽층은 아르곤 스퍼터 공정에 의해 제거되는 것을 특징으로 하는 반도체 소자의 제조 방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020035352A KR100835779B1 (ko) | 2002-06-24 | 2002-06-24 | 반도체 소자의 제조 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020035352A KR100835779B1 (ko) | 2002-06-24 | 2002-06-24 | 반도체 소자의 제조 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040000181A KR20040000181A (ko) | 2004-01-03 |
KR100835779B1 true KR100835779B1 (ko) | 2008-06-05 |
Family
ID=37312232
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020020035352A KR100835779B1 (ko) | 2002-06-24 | 2002-06-24 | 반도체 소자의 제조 방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100835779B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102674584B1 (ko) | 2019-01-04 | 2024-06-11 | 삼성전자주식회사 | 반도체 장치 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20010086369A (ko) * | 1998-09-23 | 2001-09-10 | 추후제출 | 집적회로 및 그의 제조 방법 |
KR20020048720A (ko) * | 2000-12-18 | 2002-06-24 | 박종섭 | 구리를 사용한 대머신 금속배선 형성 방법 |
-
2002
- 2002-06-24 KR KR1020020035352A patent/KR100835779B1/ko active IP Right Grant
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20010086369A (ko) * | 1998-09-23 | 2001-09-10 | 추후제출 | 집적회로 및 그의 제조 방법 |
KR20020048720A (ko) * | 2000-12-18 | 2002-06-24 | 박종섭 | 구리를 사용한 대머신 금속배선 형성 방법 |
Also Published As
Publication number | Publication date |
---|---|
KR20040000181A (ko) | 2004-01-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US7265050B2 (en) | Methods for fabricating memory devices using sacrificial layers | |
US11127630B2 (en) | Contact plug without seam hole and methods of forming the same | |
KR100338104B1 (ko) | 반도체 소자의 제조 방법 | |
KR100835779B1 (ko) | 반도체 소자의 제조 방법 | |
US6404055B1 (en) | Semiconductor device with improved metal interconnection and method for forming the metal interconnection | |
KR20050007639A (ko) | 반도체 소자의 금속배선 형성방법 | |
KR100403329B1 (ko) | 반도체소자의 비트라인 형성방법 | |
US20070284743A1 (en) | Fabricating Memory Devices Using Sacrificial Layers and Memory Devices Fabricated by Same | |
KR100259075B1 (ko) | 반도체 소자 및 그의 제조 방법 | |
KR100515380B1 (ko) | 알루미늄구리-플러그를 이용하여 비아를 형성한 반도체소자 및 그 제조 방법 | |
KR101021176B1 (ko) | 반도체 소자의 금속배선 형성방법 | |
KR100553517B1 (ko) | 반도체 메모리 소자의 콘택 플러그 형성 방법 | |
KR100643568B1 (ko) | 반도체소자의 깊은 콘택홀 형성 방법 | |
KR20010058209A (ko) | 이중 다마신 공정을 이용한 금속 배선 형성 방법 | |
KR100312386B1 (ko) | 반도체 소자의 게이트 전극 형성방법 | |
KR100431815B1 (ko) | 반도체소자의 제조방법 | |
KR20040001994A (ko) | 반도체 소자의 제조 방법 | |
KR100506050B1 (ko) | 반도체소자의 콘택 형성방법 | |
KR100696774B1 (ko) | 반도체소자의 캐패시터 형성방법 | |
KR100664806B1 (ko) | 반도체 소자의 제조 방법 | |
KR20000027924A (ko) | 반도체 소자의 금속 배선 형성 방법 | |
KR100945867B1 (ko) | 반도체 소자의 다층 배선 형성 방법 | |
KR20060018374A (ko) | 반도체소자의 금속배선 형성방법 | |
KR20020008873A (ko) | 반도체소자의 제조방법 | |
KR20020031493A (ko) | 단락방지용 절연막 및 식각저지막을 이용한 국부적 배선형성방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
N231 | Notification of change of applicant | ||
A201 | Request for examination | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20130422 Year of fee payment: 6 |
|
FPAY | Annual fee payment |
Payment date: 20140421 Year of fee payment: 7 |
|
FPAY | Annual fee payment |
Payment date: 20150416 Year of fee payment: 8 |
|
FPAY | Annual fee payment |
Payment date: 20160418 Year of fee payment: 9 |
|
FPAY | Annual fee payment |
Payment date: 20170418 Year of fee payment: 10 |
|
FPAY | Annual fee payment |
Payment date: 20180418 Year of fee payment: 11 |
|
FPAY | Annual fee payment |
Payment date: 20190417 Year of fee payment: 12 |